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Mirrors > Home > MPE Home > Th. List > Mathboxes > dilsetN | Structured version Visualization version GIF version |
Description: The set of dilations for a fiducial atom 𝐷. (Contributed by NM, 4-Feb-2012.) (New usage is discouraged.) |
Ref | Expression |
---|---|
dilset.a | ⊢ 𝐴 = (Atoms‘𝐾) |
dilset.s | ⊢ 𝑆 = (PSubSp‘𝐾) |
dilset.w | ⊢ 𝑊 = (WAtoms‘𝐾) |
dilset.m | ⊢ 𝑀 = (PAut‘𝐾) |
dilset.l | ⊢ 𝐿 = (Dil‘𝐾) |
Ref | Expression |
---|---|
dilsetN | ⊢ ((𝐾 ∈ 𝐵 ∧ 𝐷 ∈ 𝐴) → (𝐿‘𝐷) = {𝑓 ∈ 𝑀 ∣ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝐷) → (𝑓‘𝑥) = 𝑥)}) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | dilset.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
2 | dilset.s | . . . 4 ⊢ 𝑆 = (PSubSp‘𝐾) | |
3 | dilset.w | . . . 4 ⊢ 𝑊 = (WAtoms‘𝐾) | |
4 | dilset.m | . . . 4 ⊢ 𝑀 = (PAut‘𝐾) | |
5 | dilset.l | . . . 4 ⊢ 𝐿 = (Dil‘𝐾) | |
6 | 1, 2, 3, 4, 5 | dilfsetN 35957 | . . 3 ⊢ (𝐾 ∈ 𝐵 → 𝐿 = (𝑑 ∈ 𝐴 ↦ {𝑓 ∈ 𝑀 ∣ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝑑) → (𝑓‘𝑥) = 𝑥)})) |
7 | 6 | fveq1d 6334 | . 2 ⊢ (𝐾 ∈ 𝐵 → (𝐿‘𝐷) = ((𝑑 ∈ 𝐴 ↦ {𝑓 ∈ 𝑀 ∣ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝑑) → (𝑓‘𝑥) = 𝑥)})‘𝐷)) |
8 | fveq2 6332 | . . . . . . 7 ⊢ (𝑑 = 𝐷 → (𝑊‘𝑑) = (𝑊‘𝐷)) | |
9 | 8 | sseq2d 3782 | . . . . . 6 ⊢ (𝑑 = 𝐷 → (𝑥 ⊆ (𝑊‘𝑑) ↔ 𝑥 ⊆ (𝑊‘𝐷))) |
10 | 9 | imbi1d 330 | . . . . 5 ⊢ (𝑑 = 𝐷 → ((𝑥 ⊆ (𝑊‘𝑑) → (𝑓‘𝑥) = 𝑥) ↔ (𝑥 ⊆ (𝑊‘𝐷) → (𝑓‘𝑥) = 𝑥))) |
11 | 10 | ralbidv 3135 | . . . 4 ⊢ (𝑑 = 𝐷 → (∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝑑) → (𝑓‘𝑥) = 𝑥) ↔ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝐷) → (𝑓‘𝑥) = 𝑥))) |
12 | 11 | rabbidv 3339 | . . 3 ⊢ (𝑑 = 𝐷 → {𝑓 ∈ 𝑀 ∣ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝑑) → (𝑓‘𝑥) = 𝑥)} = {𝑓 ∈ 𝑀 ∣ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝐷) → (𝑓‘𝑥) = 𝑥)}) |
13 | eqid 2771 | . . 3 ⊢ (𝑑 ∈ 𝐴 ↦ {𝑓 ∈ 𝑀 ∣ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝑑) → (𝑓‘𝑥) = 𝑥)}) = (𝑑 ∈ 𝐴 ↦ {𝑓 ∈ 𝑀 ∣ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝑑) → (𝑓‘𝑥) = 𝑥)}) | |
14 | fvex 6342 | . . . . 5 ⊢ (PAut‘𝐾) ∈ V | |
15 | 4, 14 | eqeltri 2846 | . . . 4 ⊢ 𝑀 ∈ V |
16 | 15 | rabex 4946 | . . 3 ⊢ {𝑓 ∈ 𝑀 ∣ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝐷) → (𝑓‘𝑥) = 𝑥)} ∈ V |
17 | 12, 13, 16 | fvmpt 6424 | . 2 ⊢ (𝐷 ∈ 𝐴 → ((𝑑 ∈ 𝐴 ↦ {𝑓 ∈ 𝑀 ∣ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝑑) → (𝑓‘𝑥) = 𝑥)})‘𝐷) = {𝑓 ∈ 𝑀 ∣ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝐷) → (𝑓‘𝑥) = 𝑥)}) |
18 | 7, 17 | sylan9eq 2825 | 1 ⊢ ((𝐾 ∈ 𝐵 ∧ 𝐷 ∈ 𝐴) → (𝐿‘𝐷) = {𝑓 ∈ 𝑀 ∣ ∀𝑥 ∈ 𝑆 (𝑥 ⊆ (𝑊‘𝐷) → (𝑓‘𝑥) = 𝑥)}) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 382 = wceq 1631 ∈ wcel 2145 ∀wral 3061 {crab 3065 Vcvv 3351 ⊆ wss 3723 ↦ cmpt 4863 ‘cfv 6031 Atomscatm 35068 PSubSpcpsubsp 35300 WAtomscwpointsN 35790 PAutcpautN 35791 DilcdilN 35906 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1870 ax-4 1885 ax-5 1991 ax-6 2057 ax-7 2093 ax-9 2154 ax-10 2174 ax-11 2190 ax-12 2203 ax-13 2408 ax-ext 2751 ax-rep 4904 ax-sep 4915 ax-nul 4923 ax-pr 5034 |
This theorem depends on definitions: df-bi 197 df-an 383 df-or 827 df-3an 1073 df-tru 1634 df-ex 1853 df-nf 1858 df-sb 2050 df-eu 2622 df-mo 2623 df-clab 2758 df-cleq 2764 df-clel 2767 df-nfc 2902 df-ne 2944 df-ral 3066 df-rex 3067 df-reu 3068 df-rab 3070 df-v 3353 df-sbc 3588 df-csb 3683 df-dif 3726 df-un 3728 df-in 3730 df-ss 3737 df-nul 4064 df-if 4226 df-sn 4317 df-pr 4319 df-op 4323 df-uni 4575 df-iun 4656 df-br 4787 df-opab 4847 df-mpt 4864 df-id 5157 df-xp 5255 df-rel 5256 df-cnv 5257 df-co 5258 df-dm 5259 df-rn 5260 df-res 5261 df-ima 5262 df-iota 5994 df-fun 6033 df-fn 6034 df-f 6035 df-f1 6036 df-fo 6037 df-f1o 6038 df-fv 6039 df-dilN 35910 |
This theorem is referenced by: isdilN 35959 |
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